Question

If a man works in a day 35 minutes, so how many in 39 days??​

Answer 1

Answer:

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8 people times 30 days = 240 man days

240 man days / 15 people = 16 days.

Project management answer:

9 women cannot have a baby in one month. A baby takes 9 months to be born no matter how many people help.

30 days of work may take 30 days regardless of the number of people doing it.

Answer 2

Answer:

21 hours.

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